translate server to protobuf protocol

work on switching to protobuf for the protocol

other players added, we'll see if it works

earth theoretically implemented

yay broken, player initialization

spritesheets

rendering traits

physics engine start

stop mainloop when it errors - fix pingpong

fix SLP

Merge remote-tracking branch 'origin/master'

# Conflicts:
#	Cargo.lock
#	client/src/lib.rs
#	server/src/client_handler.rs
#	server/src/handler.rs
#	server/src/main.rs

SLP

exponential backoff to connections (wait at most 6m25s to connect to server)

hell is over!

hell is over?

hell pt3

hell pt2

hell

initial commit